CN212356406U - Woven lifting device - Google Patents
Woven lifting device Download PDFInfo
- Publication number
- CN212356406U CN212356406U CN202020565456.3U CN202020565456U CN212356406U CN 212356406 U CN212356406 U CN 212356406U CN 202020565456 U CN202020565456 U CN 202020565456U CN 212356406 U CN212356406 U CN 212356406U
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- steel
- belt
- mounting plate
- screw
- lifting device
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Abstract
The utility model relates to a woven lifting device, which comprises a shell and a mounting plate, wherein a screw rod is rotatably arranged at the center of the mounting plate; the mounting plate is also provided with three groups of steel belt retracting and releasing mechanisms, each group of steel belt retracting and releasing mechanisms is wound with a steel belt with a hollow hole, the tops of the three groups of steel belt retracting and releasing mechanisms are provided with a guide frame, and the free ends of the steel belts pass through the guide holes of the regular triangles in the middle of the guide frame from bottom to top; a motor is arranged on one side of the screw on the mounting plate, a power output shaft of the motor is in transmission connection with the three groups of steel belt retraction and release mechanisms through a first belt transmission mechanism, and a power output shaft of the motor is in transmission connection with the screw through a second belt transmission mechanism; the screw rods are meshed with the hollowed holes in the steel belts contacted with the screw rods, adjacent sides of any two steel belts which are contacted with each other are buckled, and the buckled parts of the three steel belts are woven to form the regular triangular prism-shaped support column. The utility model has the advantages that: the support column has stable, slender and portable structure; the volume after the contraction is small and the carrying is convenient.
Description
Technical Field
The utility model relates to the technical field of elevators, especially, relate to a woven lifting device.
Background
The existing elevator generally adopts a telescopic cylinder and a scissors fork-shaped support as a lifting support structure, has the defects of heavy structure and lifting height limited by the telescopic cylinder and the scissors fork-shaped support, and has larger volume and inconvenient carrying after being contracted.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the above problem that prior art exists, provide a woven lifting device.
For realizing above-mentioned technical purpose, reach above-mentioned technological effect, the utility model discloses a following technical scheme realizes:
a woven lifting device comprises a shell and a mounting plate,
the mounting plate is mounted in the housing with fasteners;
a screw rod vertical to the mounting plate is rotatably mounted in the center of the mounting plate;
the mounting plate is also provided with three groups of steel belt retracting and releasing mechanisms which are distributed according to an equilateral triangle by taking the screw as the center, each group of steel belt retracting and releasing mechanisms is wound with a steel belt with a hollow hole, the tops of the three groups of steel belt retracting and releasing mechanisms are provided with a regular triangular guide frame, and the free ends of the steel belts pass through the regular triangular guide holes in the middle of the guide frame from bottom to top;
a motor is arranged on one side of the screw on the mounting plate, a power output shaft of the motor is in transmission connection with the three groups of steel belt retraction and release mechanisms through a first belt transmission mechanism, and the power output shaft of the motor is in transmission connection with the screw through a second belt transmission mechanism;
the screw rod is meshed with the hollowed holes in the steel belts contacted with the screw rod, the adjacent sides of any two steel belts contacted with the screw rod are buckled, and the parts buckled with the three steel belts are woven to form the regular triangular prism-shaped support column.
Further, the steel strip retraction jack comprises a worm rotatably installed on the installation plate, a worm wheel meshed with the worm, a scroll, a first support plate and a second support plate installed on the installation plate through screws, the worm is perpendicular to the installation plate, the first support plate is parallel to the second support plate, the scroll is rotatably installed on the first support plate and the second support plate, the worm wheel is installed at one end of the scroll in an interference mode, the bottom of the worm penetrates through the installation plate from top to bottom, and one end of the steel strip is wound on the scroll.
Furthermore, the first belt transmission mechanism comprises a first driving wheel, a first driven wheel and a first belt, wherein the first driving wheel is arranged on a power output shaft of the motor in an interference mode, the first driven wheel is arranged at the bottom of the worm in an interference mode, and the first belt is simultaneously sleeved on the first driving wheel and the three first driven wheels.
Furthermore, the second belt transmission mechanism comprises a second driving wheel arranged on a power output shaft of the motor in an interference fit mode, a second driven wheel arranged at the bottom of the screw in an interference fit mode, and a second belt, and the second driving wheel and the second driven wheel are sleeved with the second belt at the same time.
Further, each long edge of the steel strip is provided with a plurality of male buckles and female buckles which are alternately arranged, the male buckle on one long edge of the steel strip is opposite to the female buckle on the other long edge of the steel strip about the long axis of the steel strip, the male buckle on one long edge of the steel strip can be inserted into the female buckle on the adjacent edge of the adjacent steel strip, and the adjacent edges of any two steel strips are in lock joint.
Further, the orthographic projection of the male buckle is isosceles trapezoid, and the orthographic projection of the female buckle is U-shaped.
Furthermore, a plurality of hollowed holes with the same interval are formed in the middle of the steel belt along the long axis direction of the steel belt, the hollowed holes in the three steel belts are spirally arranged, and external threads on the periphery of the screw are meshed with the hollowed holes in the steel belt which is in contact with the screw.
Furthermore, fan-shaped holes communicated with the guide holes are respectively arranged at three top corners of the guide frame, which are positioned at the guide holes.
The utility model has the advantages that: the extension is that the three steel belts are driven by a motor to unwind and ascend, and are woven under the coordination of a guide frame to form a regular triangular prism-shaped support column, and the support column has a stable, slender and portable structure; when in contraction, the motor drives the three steel belts to descend and roll up, and the contracted steel belts have small volume and are convenient to carry; the total height of the support column can be changed by replacing steel belts with different lengths, the technical requirement is low, and the replacement is convenient.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:
fig. 1 is a schematic structural view of a first viewing angle of a woven lifting device according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a second viewing angle of the woven lifting device according to the embodiment of the present invention;
fig. 3 is a schematic structural view of a first viewing angle of the woven lifting device with the outer shell removed according to the embodiment of the present invention;
fig. 4 is a schematic structural view of the braided lifting device at a second viewing angle after the outer shell is removed according to the embodiment of the present invention;
fig. 5 is a schematic top view of the woven lifting device with the outer shell removed according to an embodiment of the present invention;
fig. 6 is a schematic structural view of a guide frame in an embodiment of the present invention;
fig. 7 is a schematic structural diagram of the embodiment of the present invention after three steel belts are unfolded.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
In the description of the present invention, it is to be understood that the terms "open hole", "upper", "lower", "thickness", "top", "middle", "length", "inner", "around", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
As shown in fig. 1 to 7, a woven type lifting device includes a regular hexagonal housing 1, a regular hexagonal mounting plate 2,
the mounting plate 2 is mounted in the housing 1 by a fastener, the housing 1 comprises a regular-hexagon cover plate 110 and a regular-hexagon cylinder 120, six support plates are welded on the inner wall of the cylinder 120, the mounting plate 2 is mounted on the support plates by screws, the cover plate 110 is mounted at the top end of the cylinder 120 by screws, and a regular-triangle hole 111 is formed in the middle of the cover plate 110;
a screw rod 3 vertical to the mounting plate 2 is rotatably mounted in the center of the mounting plate 2, a shaft seat 210 is mounted in the center of the bottom of the mounting plate 2, a through hole is formed in the center of the mounting plate 2, the screw rod 3 penetrates through the through hole from top to bottom and then is mounted in the shaft seat 210 in an interference fit mode, and the screw rod 3 freely rotates in the shaft seat 210;
the mounting plate 2 is also provided with three groups of steel belt retracting and releasing mechanisms 4 which are distributed according to an equilateral triangle by taking the screw rod 3 as a center, a steel belt 5 with a hollow hole 510 is wound on each group of steel belt retracting and releasing mechanisms 4, the top of each group of steel belt retracting and releasing mechanisms 4 is provided with a regular triangular guide frame 6, and the free end of the steel belt 5 penetrates through the regular triangular guide hole 610 in the middle of the guide frame 6 from bottom to top;
the steel belt retracting mechanism 4 comprises a worm 410 rotatably mounted on the mounting plate 2, a worm wheel 420 engaged with the worm 410, a reel 430, a first support plate 440 and a second support plate 450 mounted on the mounting plate 2 by screws, wherein the worm 410 is perpendicular to the mounting plate 2, the first support plate 440 is parallel to the second support plate 450, the reel 430 is rotatably mounted on the first support plate 440 and the second support plate 450, the worm wheel 420 is mounted at one end of the reel 430 in an interference manner, the worm wheel 420 and the reel 430 are relatively fixed by a positioning pin, the bottom of the worm 410 penetrates through the mounting plate 2 from top to bottom, and one end of the steel belt 5 is wound on the reel 430;
a motor 7 is arranged on one side of the screw rod 3 on the mounting plate 2, a power output shaft of the motor 7 is in transmission connection with the three groups of steel strip retraction mechanisms 4 through a first belt transmission mechanism 8, the first belt transmission mechanism 8 comprises a first driving wheel 810 arranged on the power output shaft of the motor 7 in an interference mode, a first driven wheel 820 arranged at the bottom of the worm 410 in an interference mode and a first belt 830, and the first belt 730 is simultaneously sleeved on the first driving wheel 810 and the three first driven wheels 820;
the power output shaft of the motor 7 is in transmission connection with the screw rod 3 through a second belt transmission mechanism 9, the second belt transmission mechanism 9 comprises a second driving wheel 910 which is arranged on the power output shaft of the motor 7 in an interference manner, a second driven wheel 920 which is arranged at the bottom of the screw rod 3 in an interference manner, and a second belt 930, and the second driving wheel 910 and the second driven wheel 920 are sleeved with the second belt 930 at the same time;
the screw 3 is meshed with the hollow holes 510 on the steel belts 5 which are contacted with the screw, the adjacent sides of any two steel belts 5 which are contacted are buckled, and the parts where the three steel belts 5 are buckled are woven to form the regular triangular prism-shaped support column 10.
Each long edge of the steel strip 5 is provided with a plurality of male buckles 520 and female buckles 530 which are alternately arranged, the male buckles 520 on one long edge of the steel strip 5 are opposite to the female buckles 530 on the other long edge of the steel strip 5 about the long axis, and the male buckles 520 on one long edge of the steel strip 5 can be inserted into the female buckles 530 on the adjacent edges of the adjacent steel strips 5, so that the adjacent edges of any two steel strips 5 are buckled.
The orthographic projection of the male buckle 520 is isosceles trapezoid, and the orthographic projection of the female buckle 530 is U-shaped.
The middle part of the steel belt 5 is processed along the long axis direction to form a plurality of hollow holes 510 with the same interval, the hollow holes 510 on the three steel belts 5 are spirally arranged, and the external threads on the periphery of the screw 3 are meshed with the hollow holes 510 on the steel belt 5 contacted with the screw.
The included angle between the hollow holes 510 and the plane perpendicular to the long axis of the steel belt 5 is equal to the thread lead angle of the external threads on the periphery of the screw rod 3, and the spacing distance between two adjacent hollow holes 510 on the same steel belt 5 is equal to the thread pitch of the external threads on the periphery of the screw rod 3.
The three top corners of the guide frame 6 located at the guide hole 610 are respectively provided with a fan-shaped hole 620 communicated with the guide hole 610, and the fan-shaped holes 620 are used for the male buckle 520 and the female buckle 530 to pass through.
Instructions for use: the motor 7 rotates forward to drive the three groups of steel strip winding and unwinding mechanisms 4 to unwind the steel strips 5 through the first belt transmission mechanism 8, the screw 3 is driven to rotate forward to push the steel strips 5 upwards through the second belt transmission mechanism 9, the three steel strips 5 are matched under the guiding action of the guide hole 610, adjacent sides of any two steel strips 5 which are contacted are buckled, and the supporting columns 10 formed by weaving the buckled parts of the three steel strips 5 are lifted; the motor 7 rotates reversely to drive the three groups of steel strip winding and unwinding mechanisms 4 to wind the steel strips 5 through the first belt transmission mechanism 8, the screw rod 3 is driven to rotate reversely to pull the steel strips 5 downwards through the second belt transmission mechanism 9, adjacent sides of any two steel strips 5 in contact are buckled, and the supporting columns 10 formed by weaving three buckled parts of the steel strips 5 descend.
In this embodiment, the spiral mode of the external thread on the periphery of the screw rod 3 is right-handed, the spiral modes of the hollow holes 510 on the three steel strips 5 are right-handed, and the counterclockwise rotation of the motor 7 is forward.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.
Claims (8)
1. A woven lifting device, comprising: comprises a shell and a mounting plate, wherein the shell is provided with a mounting plate,
the mounting plate is mounted in the housing with fasteners;
a screw rod vertical to the mounting plate is rotatably mounted in the center of the mounting plate;
the mounting plate is also provided with three groups of steel belt retracting and releasing mechanisms which are distributed according to an equilateral triangle by taking the screw as the center, each group of steel belt retracting and releasing mechanisms is wound with a steel belt with a hollow hole, the tops of the three groups of steel belt retracting and releasing mechanisms are provided with a regular triangular guide frame, and the free ends of the steel belts pass through the regular triangular guide holes in the middle of the guide frame from bottom to top;
a motor is arranged on one side of the screw on the mounting plate, a power output shaft of the motor is in transmission connection with the three groups of steel belt retraction and release mechanisms through a first belt transmission mechanism, and the power output shaft of the motor is in transmission connection with the screw through a second belt transmission mechanism;
the screw rod is meshed with the hollowed holes in the steel belts contacted with the screw rod, the adjacent sides of any two steel belts contacted with the screw rod are buckled, and the parts buckled with the three steel belts are woven to form the regular triangular prism-shaped support column.
2. The woven lifting device of claim 1, wherein: the steel band jack is including rotating worm, the worm wheel, the spool of installing on the mounting panel, meshing mutually with the worm, install first backup pad and the second backup pad on the mounting panel with the screw, worm perpendicular to mounting panel, first backup pad parallels with the second backup pad, the spool rotates and installs in first backup pad and second backup pad, worm wheel interference is installed in one end of spool, the bottom of worm passes the mounting panel from the top down, one end of steel band is convoluteed on the spool.
3. The woven lifting device of claim 2, wherein: the first belt transmission mechanism comprises a first driving wheel, a first driven wheel and a first belt, wherein the first driving wheel is arranged on a power output shaft of the motor in an interference mode, the first driven wheel is arranged at the bottom of the worm in an interference mode, and the first belt is sleeved on the first driving wheel and the three first driven wheels simultaneously.
4. The woven lifting device of claim 1, wherein: the second belt transmission mechanism comprises a second driving wheel arranged on a power output shaft of the motor in an interference fit mode, a second driven wheel arranged at the bottom of the screw in an interference fit mode, and a second belt, and the second driving wheel and the second driven wheel are sleeved with the second belt at the same time.
5. The woven lifting device of claim 1, wherein: each long limit of steel band is equipped with pin thread and box that a plurality of was arranged in turn, the pin thread on a long limit of steel band is relative with the major axis of another long limit's box about the steel band, the pin thread on a long limit of steel band can insert rather than the box on the adjacent limit of adjacent steel band in, the adjacent limit lock joint that makes two arbitrary steel bands contact.
6. The woven lifting device of claim 5, wherein: the orthographic projection of the male buckle is isosceles trapezoid, and the orthographic projection of the female buckle is U-shaped.
7. The woven lifting device of claim 1, wherein: the middle part of the steel belt is processed along the long axis direction to form a plurality of hollowed holes with the same interval, the hollowed holes on the three steel belts are spirally arranged, and the external threads on the periphery of the screw are meshed with the hollowed holes on the steel belts which are contacted with the screw.
8. The woven lifting device of claim 1, wherein: and fan-shaped holes communicated with the guide holes are respectively arranged at the three top corners of the guide frame, which are positioned at the guide holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020565456.3U CN212356406U (en) | 2020-04-16 | 2020-04-16 | Woven lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020565456.3U CN212356406U (en) | 2020-04-16 | 2020-04-16 | Woven lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212356406U true CN212356406U (en) | 2021-01-15 |
Family
ID=74132573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020565456.3U Expired - Fee Related CN212356406U (en) | 2020-04-16 | 2020-04-16 | Woven lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212356406U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111392641A (en) * | 2020-04-16 | 2020-07-10 | 广州轨道探索宇航技术有限公司 | Woven lifting device and method |
-
2020
- 2020-04-16 CN CN202020565456.3U patent/CN212356406U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111392641A (en) * | 2020-04-16 | 2020-07-10 | 广州轨道探索宇航技术有限公司 | Woven lifting device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210115 |